94807domain: NAppears in sequencesa(n) = floor(Pi^n mod n^Pi).at n=39A066434Expansion of 1/(1 - 7*x + 2*x^2).at n=6A186446Composite numbers k = concat(MSD(k),x) such that the sum of the aliquot parts of k is equal to the sum of the aliquot parts of x.at n=16A293479